md->usage--;
if (md->usage == 0) {
int devidx = mmc_get_devidx(md->disk);
- blk_cleanup_queue(md->queue.queue);
+ blk_put_queue(md->queue.queue);
ida_simple_remove(&mmc_blk_ida, devidx);
put_disk(md->disk);
kfree(md);
md->queue.blkdata = md;
+ /*
+ * Keep an extra reference to the queue so that we can shutdown the
+ * queue (i.e. call blk_cleanup_queue()) while there are still
+ * references to the 'md'. The corresponding blk_put_queue() is in
+ * mmc_blk_put().
+ */
+ if (!blk_get_queue(md->queue.queue)) {
+ mmc_cleanup_queue(&md->queue);
+ goto err_putdisk;
+ }
+
md->disk->major = MMC_BLOCK_MAJOR;
md->disk->first_minor = devidx * perdev_minors;
md->disk->fops = &mmc_bdops;
* from being accepted.
*/
card = md->queue.card;
- spin_lock_irq(md->queue.queue->queue_lock);
- queue_flag_set(QUEUE_FLAG_BYPASS, md->queue.queue);
- spin_unlock_irq(md->queue.queue->queue_lock);
- blk_set_queue_dying(md->queue.queue);
mmc_cleanup_queue(&md->queue);
if (md->disk->flags & GENHD_FL_UP) {
device_remove_file(disk_to_dev(md->disk), &md->force_ro);